Which consideration must a Solution Architect keep in mind while implementing the 'Order on Behalf of flow?

Which consideration must a Solution Architect keep in mind while implementing the ‘Order on Behalf of flow?

A company currently uses B2C Commerce and Service Cloud for one of its storefronts. They are now considering implementing the ‘Order on Behalf of flow.

Which consideration must a Solution Architect keep in mind while implementing the ‘Order on Behalf of flow?
A . The Service Cloud Connector is not available for guests or anonymous storefront shoppers. Use Order on Behalf with registered B2C Commerce customer accounts.
B . The Service Cloud Connector enables data synchronization through SOAP services using Service Cloud and B2C Commerce. REST services are not available for such data synchronization needs.
C . The Service Cloud Connector does not require B2C Commerce to be registered as a remote site as long as the Service Cloud org and B2C Commerce realm are in the same geographic region.
D . The Service Cloud Connector can work with any valid Service Cloud user. There is no specific need for an Integration User with administrative rights.

Answer: C